#51CF79#51CF79

#51CF79 is a light, vivid green. Relative luminance 0.478; OKLCH L 76.3% C 0.166 H 150.9°. Best body text is #000000 at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#51CF79
RGB	rgb(81, 207, 121)
HSL	hsl(139, 57%, 56%)
HSV	hsv(139, 61%, 81%)
CMYK	cmyk(60.9%, 0%, 41.5%, 18.8%)
CIE-LAB	lab(74.67, -53.61, 32.62)
CIE-LCH	lch(74.67, 62.75, 148.68°)
OKLab	oklab(76.33% -0.1449 0.0807)
OKLCH	oklch(76.33% 0.166 150.9)
XYZ	xyz(29.1551, 47.7526, 25.7662)
Luminance	0.4775 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CF79 #CF51A7

analogous

#68CF51 #51CF79 #51CFB8

triadic

#51CF79 #7951CF #CF7951

tetradic

#51CF79 #5168CF #CF51A7 #CFB851

square

#51CF79 #5168CF #CF51A7 #CFB851

split-complementary

#51CF79 #B851CF #CF5168

monochromatic

#248242 #31B25A #51CF79 #81DC9E #B1E9C3

Accessibility & contrast

On white

1.99

#51CF79 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.55

#51CF79 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CF79

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CF79	#FFFFFF	#000000	##000000
##51CF79	1.00	1.99	10.55	10.55
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.55	21.00	1.00	1.00
##000000	10.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0BF73

Deuteranopia (green-blind)

#BFB37F

Tritanopia (blue-blind)

#28CCBA

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #51cf79;
/* rgb */ color: rgb(81, 207, 121);
/* oklch */ color: oklch(76.3% 0.166 150.9);

Tailwind

colors: {
  custom: {
    50: '#8edfa0',
    500: '#51cf79',
    950: '#000000',
  },
}

SCSS

$custom: #51cf79;
$custom-light: #8edfa0;
$custom-dark: #000000;

JSON

{
  "hex": "#51cf79",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 121
  },
  "hsl": {
    "h": 139.048,
    "s": 56.757,
    "l": 56.471
  },
  "oklch": {
    "l": 0.76331,
    "c": 0.16587,
    "h": 150.9
  },
  "luminance": 0.47755
}

Semantic roles & 50–950 ramp

primary

#51CF79

secondary

#D8A4C7

accent

#48B0E0

background

#F9FDF9

surface

#F2FBF2

border

#CCD4CC

text

#0D150F

muted

#7E837E

Preview Lab

Preview with #51CF79

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →